What should be the mass by volume \( \% \) of a solution P which is...

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What should be the mass by volume \( \% \) of a solution
P which is \( 20 \% \) mass by mass?

W
(density of the solution is \( 1.02 \mathrm{~g} / \mathrm{ml} \) )
(A) \( 13.2 \% \)
(B) \( 10.2 \% \)
(C) \( 12.4 \% \)
(D) \( 20.4 \% \)
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